Home / 3,623,433.75-5,000,401.76-1,991,909.88

Finding the Fourth Proportional to 3,623,433.75, 5,000,401.76 and 1,991,909.88

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Solution

The fourth proportional to 3,623,433.75, 5,000,401.76 and 1,991,909.88 is: 2,748,870.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623,433.75 : 5,000,401.76 = 1,991,909.88 : x
  2. Step 2: Convert to fraction form
    3,623,433.75/5,000,401.76 = 1,991,909.88/x
  3. Step 3: Cross multiply
    3,623,433.75x = 5,000,401.76 × 1,991,909.88
  4. Step 4: Simplify right side
    3,623,433.75x = 9,960,349,659,753.84
  5. Step 5: Solve for x
    x = 9,960,349,659,753.84/3,623,433.75
  6. Step 6: Final answer
    x = 2,748,870.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.